19721270664

素因数分解:

$2^3\times 3^3\times {\mathrm{29}}^1\times {\mathrm{3148351}}^1$

素因数の和:3148395

約数の個数: 64

約数和(自身を含む): 56670336000

約数和(自身を除く): 36949065336

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 29, 36, 54, 58, 72, 87, 108, 116, 174, 216, 232, 261, 348, 522, 696, 783, 1044, 1566, 2088, 3132, 6264, 3148351, 6296702, 9445053, 12593404, 18890106, 25186808, 28335159, 37780212, 56670318, 75560424, 85005477, 91302179, 113340636, 170010954, 182604358, 226681272, 273906537, 340021908, 365208716, 547813074, 680043816, 730417432, 821719611, 1095626148, 1643439222, 2191252296, 2465158833, 3286878444, 4930317666, 6573756888, 9860635332, 19721270664]

約数ペア:

[(1, 19721270664), (2, 9860635332), (3, 6573756888), (4, 4930317666), (6, 3286878444), (8, 2465158833), (9, 2191252296), (12, 1643439222), (18, 1095626148), (24, 821719611), (27, 730417432), (29, 680043816), (36, 547813074), (54, 365208716), (58, 340021908), (72, 273906537), (87, 226681272), (108, 182604358), (116, 170010954), (174, 113340636), (216, 91302179), (232, 85005477), (261, 75560424), (348, 56670318), (522, 37780212), (696, 28335159), (783, 25186808), (1044, 18890106), (1566, 12593404), (2088, 9445053), (3132, 6296702), (6264, 3148351)]